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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5399673
Kind Code:
U
Application Number:
JP336278U
Publication Date:
August 12, 1978
Filing Date:
January 12, 1978
Export Citation:
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International Classes:
B21D45/04; B30B15/30; B30B15/32; (IPC1-7): B30B15/30; B21D45/04